KAWAI-type multi-anvil high-pressure apparatus, USSA-1000



Manufactured by Sumitomo Heavy Industries Co. in 1988.

Machine specification

  • Guide block system: uniaxial split-sphere type
  • Maximum press load: 10 MN
  • 1st stage anvil: hardened-steel split-spheres, 2nd stage anvil: tungsten carbide cubes with 32 mm edge length
  • Maximum pressure: 20 GPa
  • Maximum temperature: 2000 K
  • Sample volume: 1 mm3 at 20 GPa, 5x102 mm3 at 7 GPa

Application

  • Synthesis of high-pressure samples
  • Determination of phase relations by the conventional quench method
  • Simultaneous measurement of thermal diffusivity and conductivity at high pressures
  • Ultrasonic experiment with liquid medium at high pressures

Scientists to contact: Daisuke Yamazaki, Takashi Yoshino, Akira YONEDA.